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$478+ Cheap flights from Dulles Intl (IAD) to Springfield, IL (SPI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SPI
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find flight deals from Dulles Intl to Springfield

Cheapest flights from Dulles Intl to Springfield
Explore the most affordable flight options available from Dulles Intl to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:24 amIAD - SPI
2 stops9h 40mAmerican Airlines
Fri 11/143:35 pmSPI - IAD
2 stops6h 32mAmerican Airlines
Deal found 10/24$478
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:12 amIAD - SPI
2 stops9h 32mAmerican Airlines
Sun 1/46:00 amSPI - IAD
2 stops6h 09mAmerican Airlines
Deal found 10/26$547
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:34 amIAD - SPI
2 stops8h 01mAmerican Airlines
Sun 11/23:35 pmSPI - IAD
2 stops7h 24mAmerican Airlines
Deal found 10/26$581
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/72:16 pmIAD - SPI
2 stops9h 59mAmerican Airlines
Fri 11/146:00 amSPI - IAD
2 stops9h 49mAmerican Airlines
Deal found 10/26$589
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:59 amIAD - SPI
2 stops8h 05mAmerican Airlines
Fri 11/143:35 pmSPI - IAD
2 stops20h 37mAmerican Airlines
Deal found 10/26$845

Cheap flight deals from Dulles Intl to Springfield

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Springfield (SPI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$478
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$578
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Springfield Capital flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Springfield Capital flights.
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From Washington, D.C. Dulles Intl to Springfield Capital
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Springfield that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Springfield that are best for you.

Fly from

Dulles Intl

Fly to

Springfield

Route

Depart

Return

Price

Washington, D.C.Springfield

IAD - SPI

IADSPI

Washington, D.C. Dulles Intl

Sat 11/8

6:24 am-3:04 pm

2 stops9h 40m

Springfield Capital

Fri 11/14

3:35 pm-11:07 pm

2 stops6h 32m

$478

Washington, D.C.Springfield

IAD - SPI

IADSPI

Washington, D.C. Dulles Intl

Wed 4/1

10:48 am-5:42 pm

2 stops7h 54m

Springfield Capital

Sat 4/4

6:00 am-3:57 pm

2 stops8h 57m

$541

Washington, D.C.Springfield

IAD - SPI

IADSPI

Washington, D.C. Dulles Intl

Sun 12/28

9:12 am-5:44 pm

2 stops9h 32m

Springfield Capital

Sun 1/4

6:00 am-1:09 pm

2 stops6h 09m

$547

Washington, D.C.Springfield

IAD - SPI

IADSPI

Washington, D.C. Dulles Intl

Fri 11/7

2:16 pm-11:15 pm

2 stops9h 59m

Springfield Capital

Fri 11/14

6:00 am-4:49 pm

2 stops9h 49m

$589

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/24

Compare providers for flights from Dulles Intl to Springfield

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Springfield in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Springfield, Illinois flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Springfield, Illinois flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Springfield, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Springfield, Illinois flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Springfield, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Springfield

Have a flexible travel schedule? Discover the best time to fly to Springfield from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Springfield

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Springfield, Illinois?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Springfield, Illinois (average of $139). Flying from Washington, D.C. Dulles Intl Airport to Springfield, Illinois in January is currently the most expensive (average of $302). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Springfield. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Springfield from Washington, D.C. Dulles Intl?

    If you book a flight to Springfield from Washington, D.C. Dulles Intl, you will be flying to Capital, which is the city’s only airport. Springfield Capital (SPI) is located 3.4 mi from the center of Springfield. There are 0 flights from Washington, D.C. Dulles Intl to Capital per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Springfield, Illinois?

    American Airlines can get you from Washington, D.C. Dulles Intl Airport to Springfield, Illinois in just under 9h 40m. Your travel time can differ by up to . The distance between Washington, D.C. Dulles Intl Airport and Springfield, Illinois is about 655 mi.

  • Can I find deals for flights from Dulles Intl to Springfield that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Springfield flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Springfield?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Springfield.

  • Can I find deals for business class flights from Dulles Intl to Springfield?

    Yes. Cheapflights offers flight deals from Dulles Intl to Springfield by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Springfield, Illinois?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Springfield, Illinois (average of $139). Flying from Washington, D.C. Dulles Intl Airport to Springfield, Illinois in January is currently the most expensive (average of $302). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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